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Manuals
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Hayward Manuals
Heater
HC Series
Troubleshooting manual
Hayward HC Series Troubleshooting Manual
Universal heater
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
ICB and Fuse Board Layout
Sequence of Operation: Normal/Failure to Light
Gas and Electrical Connections
How to
Program Heater Bypass & Temperature Lockout
Change/Replace Gas Mixer
Test/Adjust Gas Pressure
Burner Inspection
Change/Replace Combustion Chamber
Troubleshooting
Troubleshooting: (Cont.)
Diagnostic Codes and Part Numbers
Wiring Diagram
Heater Not Powering up
Open FC1&/FC2 Fuse
Open FC3&/F1 Fuse
Open FC4 Fuse
BD" Code
EE" or "CE" Code
IO" or "SB" Code
SF" or "HS" Code
PF" Code
HF" Code
LO: Code
IF" Code
AC" Code
A1, A2, A3" Codes
B1" Code
B2" Code
B3" Code
B4" Code
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Table of Contents
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Gas and Electrical Connections
3
Troubleshooting
4
Diagnostic Codes and Part Numbers
5
If" Code
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Universal HC Series Heater ®
Troubleshooting Guide
TSG-UHC21a
Copyright 2021 Hayward Holdings
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This manual is also suitable for:
Hdf400
Hdf275
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